/*
 * Copyright (c) 2017, MegaEase
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.megaease.easeagent.plugin.api.trace;

import com.megaease.easeagent.plugin.api.context.RequestContext;

/**
 * Interface Response type used for parsing and sampling.
 * Used when multi-process collaboration is needed, information is extracted from the response and recorded in the {@link Span#tag(String, String)}
 * Usually used to support "ease mesh".
 *
 * @see RequestContext#finish(Response)
 */
public interface Response extends Getter {


    /**
     * The method of extracting information from the response
     */
    String header(String name);
}
